Across
- 2. Takes in
- 4. How fast something goes
- 6. Measurement from bottom to to
- 9. See through
- 12. The top/highest point of a wave
- 14. Energy Energy from moving(speed) and having mass
- 16. When 2 or more things run and create heat
- 18. Gas, Solid, or a Liquid
- 19. A little see through but blurry
- 21. A strength Energy from physically moving
Down
- 1. Amount of matter
- 3. A line of a wave where it is the middle of the crest and the trough
- 5. When an energy transfers to another place but staying the energy
- 7. Potential Energy Energy from being at a height and having mass
- 8. Not see through
- 10. "Throw" energy back without absorbing much energy
- 11. Force that keeps things on the ground
- 13. Length from resting Point to crest
- 15. The lowest point of a wave
- 17. Length from crest to crest
- 20. energy Energy From Sun